<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    <script crossorigin src="https://unpkg.com/react@16/umd/react.production.min.js"></script>
    <script crossorigin src="https://unpkg.com/react-dom@16/umd/react-dom.production.min.js"></script>
    <!-- 生产环境中不建议使用 jsx babel转译库 将jsx转化为原生js -->
    <script src="https://cdn.staticfile.org/babel-standalone/6.26.0/babel.min.js"></script>
    <script src="https://cdn.staticfile.org/prop-types/15.6.1/prop-types.js"></script>
</head>
</head>
<body>
    <div id="example"></div>
        <script type="text/babel">
            // var title="验证字符串";
            var title=13424;
            class MyTitle extends React.Component{
                render(){
                    console.log(typeof title);
                    console.log(typeof this.props.title);
                    return(
                        <h1>hello,{this.props.title}</h1>
                    );
                }
            }
            MyTitle.propTypes ={
                title:PropTypes.string
            };
            ReactDOM.render(
            
                <MyTitle title={title}/>,
                document.getElementById('example')
            )
        </script>
</body>
</html>